1
MHT CET 2023 12th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which from following formulae is of galena?

A
$$\mathrm{CaSO}_4 \cdot 2 \mathrm{H}_2 \mathrm{O}$$
B
$$\mathrm{PbS}$$
C
$$\mathrm{ZnS}$$
D
$$\mathrm{BaSO}_4$$
2
MHT CET 2023 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which from following is a non-ferrous alloy?

A
Nickel steel
B
Chromium steel
C
Stainless steel
D
Brass
3
MHT CET 2023 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify the method used to obtain $$\mathrm{SO}_2$$ gas in industry.

A
By burning sulphur in air
B
By treating sodium sulphite with dil. sulphuric acid
C
By treating sodium sulphite with dil. hydrochloric acid
D
By roasting zinc sulphide and iron pyrites
4
MHT CET 2023 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following metals is used as catalyst in manufacture of sulphuric acid by contact process?

A
Iron
B
Platinum
C
Nickel
D
Cobalt
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